Base | Representation |
---|---|
bin | 100111100111… |
… | …100011101010 |
3 | 201112122102102 |
4 | 213213203222 |
5 | 10124320032 |
6 | 1010333402 |
7 | 154163561 |
oct | 47474352 |
9 | 21478372 |
10 | 10385642 |
11 | 5953983 |
12 | 358a262 |
13 | 21c8267 |
14 | 1544bd8 |
15 | da2362 |
hex | 9e78ea |
10385642 has 4 divisors (see below), whose sum is σ = 15578466. Its totient is φ = 5192820.
The previous prime is 10385621. The next prime is 10385659. The reversal of 10385642 is 24658301.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 6817321 + 3568321 = 2611^2 + 1889^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2596409 + ... + 2596412.
Almost surely, 210385642 is an apocalyptic number.
10385642 is a deficient number, since it is larger than the sum of its proper divisors (5192824).
10385642 is an equidigital number, since it uses as much as digits as its factorization.
10385642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5192823.
The product of its (nonzero) digits is 5760, while the sum is 29.
The square root of 10385642 is about 3222.6762170594. The cubic root of 10385642 is about 218.1780802285.
The spelling of 10385642 in words is "ten million, three hundred eighty-five thousand, six hundred forty-two".
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